fix issue

vgromfeld · vgromfeld · commit 63c9eba31f96 · 2021-03-23T10:00:26.000+01:00
diff --git a/Microsoft.Toolkit.Uwp.UI.Controls.Primitives/WrapPanel/WrapPanel.cs b/Microsoft.Toolkit.Uwp.UI.Controls.Primitives/WrapPanel/WrapPanel.cs
@@ -166,6 +166,13 @@ protected override Size ArrangeOverride(Size finalSize)
                     foreach (var rect in row.ChildrenRects)
                     {
                         var child = Children[childIndex++];
+                        while (child.Visibility == Visibility.Collapsed)
+                        {
+                            // Collapsed children are not added into the rows,
+                            // we skip them.
+                            child = Children[childIndex++];
+                        }
+
                         var arrangeRect = new UvRect
                         {
                             Position = rect.Position,

Original file line number	Diff line number	Diff line change
`@@ -166,6 +166,13 @@ protected override Size ArrangeOverride(Size finalSize)`
`166`	`166`	`foreach (var rect in row.ChildrenRects)`
`167`	`167`	`{`
`168`	`168`	`var child = Children[childIndex++];`
	`169`	`+ while (child.Visibility == Visibility.Collapsed)`
	`170`	`+ {`
	`171`	`+ // Collapsed children are not added into the rows,`
	`172`	`+ // we skip them.`
	`173`	`+ child = Children[childIndex++];`
	`174`	`+ }`
	`175`	`+`
`169`	`176`	`var arrangeRect = new UvRect`
`170`	`177`	`{`
`171`	`178`	`Position = rect.Position,`